<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8"/>
  <meta name="viewport" content="width=device-width, initial-scale=1.0"/>
  <script src="js/vue.js"></script>
  <script src="js/axios.min.js"></script>
  <title>我的优惠券</title>
  <style>
    body {
      margin: 0;
      font-family: 'Helvetica Neue', sans-serif;
      background-color: #fff;
      color: #333;
    }

    .header {
      background-color: #ff0d0d;
      color: white;
      text-align: center;
      padding: 1rem;
      font-size: 1.5rem;
    }

    .coupon-container {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 1.5rem;
      padding: 2rem;
      list-style: none;
    }

    .coupon-card {
      border: 1px solid #eee;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
      background-color: #fff;
      transition: transform 0.2s ease;
    }

    .coupon-card:hover {
      transform: translateY(-5px);
    }

    .coupon-image {
      width: 100%;
      height: 180px;
      object-fit: cover;
    }

    .coupon-info {
      padding: 1rem;
      text-align: center;
    }

    .coupon-name {
      font-size: 1.1rem;
      margin: 0.5rem 0;
      color: #222;
    }

    .coupon-price {
      color: #ff0d0d;
      font-weight: bold;
    }

    .coupon-time,
    .coupon-status {
      font-size: 0.9rem;
      color: #666;
      margin: 0.3rem 0;
    }

    .status-used {
      color: gray;
    }

    .status-unused {
      color: green;
    }

    .status-expired {
      color: red;
    }
  </style>
</head>
<body>
<header class="header">
  <h1>我的优惠券</h1>
</header>
<div id="app">
  <ul class="coupon-container">
    <li v-for="(coupon, index) in myCouponList" :key="index">
      <div class="coupon-card">
        <img src="images/default.jpg" alt="优惠券图片" class="coupon-image"/>
        <div class="coupon-info">
          <div class="coupon-name">{{ coupon.couponName }}</div>
          <div class="coupon-price" v-if="coupon.couponPrice !== undefined">优惠价格: ¥{{ coupon.couponPrice
            }}
          </div>
          <div class="coupon-time">
            有效期: {{ formatDate(coupon.couponStartTime) }} - {{ formatDate(coupon.couponEndTime) }}
          </div>
          <div class="coupon-status" :class="getStatusClass(coupon.status)">
            状态: {{ formatStatus(coupon.status) }}
          </div>
        </div>
      </div>
    </li>
  </ul>
</div>

<script>
  new Vue({
    el: "#app",
    data: {
      myCouponList: []
    },
    mounted() {
      this.getMyCoupons();
    },
    methods: {
      async getMyCoupons() {
        try {
          const res = await axios.get("/kfc/mycoupon");
          const coupons = res.data.data || [];
          const couponDetailsPromises = coupons.map(async (item) => {
            try {
              const detailRes = await axios.get(`/kfc/coupon/${item.couponId}`);
              if (detailRes.data && detailRes.data.data) {
                item.couponName = detailRes.data.data.couponName || '';
                item.couponPrice = detailRes.data.data.couponPrice || 0;
              } else {
                item.couponName = '';
                item.couponPrice = 0;
              }
            } catch (error) {
              item.couponName = '';
              item.couponPrice = 0;
            }
            return item;
          });
          this.myCouponList = await Promise.all(couponDetailsPromises);
        } catch (error) {
          console.error("获取我的优惠券失败：", error);
        }
      },

      async receiveCoupon(couponId) {
        try {
          const res = await axios.post('/kfc/mycoupon', {
            couponId: couponId
          }, {
            headers: { 'Content-Type': 'application/json' }
          });
          alert('领取成功！');
          this.getMyCoupons(); // 重新加载优惠券列表
        } catch (error) {
          alert('领取失败，请重试');
          console.error("领取失败：", error);
        }
      },

      formatDate(dateStr) {
        if (!dateStr) return "";
        return dateStr.split('T')[0];
      },
      formatStatus(status) {
        switch (status) {
          case 0: return "未使用";
          case 1: return "已使用";
          case 2: return "已过期";
          default: return "未知状态";
        }
      },
      getStatusClass(status) {
        switch (status) {
          case 0: return "status-unused";
          case 1: return "status-used";
          case 2: return "status-expired";
          default: return "";
        }
      }
    }
  });

</script>
</body>
</html>
